Fix(49198): Added missing definition for Atomics.waitAsync and es2022 sharedmemory file

src/compiler/commandLineParser.ts

@@ -83,6 +83,7 @@ namespace ts {
         ["es2022.error", "lib.es2022.error.d.ts"],
         ["es2022.intl", "lib.es2022.intl.d.ts"],
         ["es2022.object", "lib.es2022.object.d.ts"],
+        ["es2022.sharedmemory", "lib.es2022.sharedmemory.d.ts"],
         ["es2022.string", "lib.es2022.string.d.ts"],
         ["esnext.array", "lib.es2022.array.d.ts"],
         ["esnext.symbol", "lib.es2019.symbol.d.ts"],

src/lib/es2022.d.ts

@@ -3,4 +3,5 @@
 /// <reference lib="es2022.error" />
 /// <reference lib="es2022.intl" />
 /// <reference lib="es2022.object" />
+/// <reference lib="es2022.sharedmemory" />
 /// <reference lib="es2022.string" />

src/lib/es2022.sharedmemory.d.ts

@@ -0,0 +1,7 @@
+interface Atomics {
+    /**
+     * A non-blocking, asynchronous version of wait and usable on the main thread.
+     * Waits asynchronously on a shared memory location and returns a Promise
+     */
+    waitAsync(typedArray: BigInt64Array | Int32Array, index: number, value: bigint, timeout?: number): { async: false, value: "ok" | "not-equal" | "timed-out" } | { async: true, value: Promise<"ok" | "not-equal" | "timed-out"> };
+}

src/lib/libs.json

@@ -59,6 +59,7 @@
         "es2022.error",
         "es2022.intl",
         "es2022.object",
+        "es2022.sharedmemory",
         "es2022.string",
         "esnext.intl",
         // Default libraries

tests/cases/conformance/es2022/es2022SharedMemory.ts

@@ -0,0 +1,9 @@
+// @target: esnext
+// @lib: es2022.sharedmemory
+// @noemit: true
+// @strict: true
+
+const sab = new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 1024);
+const int32 = new Int32Array(sab);
+Atomics.wait(int32, 0, 0);
+await Atomics.waitAsync(int32, 0, 0);